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Patents for Herbert D. Traub
Patents 1 - 2 of 2
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PictureNumberDatePatenteeTitle
1,250,822Dec. 18, 1917H.D. Traub, G.A. EnsignWheel-rim equalizing and joint-forming machine
1,281,771Oct. 15, 1918H.D. Traub, G.A. EnsignWood-turning machine
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